Tumblr Updates its iPhone App

If the Tumblr 2.0 app for iPhone felt a little long-in-the-tooth, don't fret, David Karp's crew has you covered. The Tumblr team has released Tumble for iPhone 3.0, an app it says was "designed and rewritten...from the ground up."

We've yet to use the new app, but Tumblr says you can expect the following: